Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quantas vezes a receita em milhões foi registrada quando o gasto per capita foi de $6,736?
 ###Tabelas: CREATE TABLE semi-final_2 (semi-final_2_id AUTO_INCREMENT PRIMARY KEY, Draw INT, Artist VARCHAR, Song VARCHAR, Jury votes INT, Televotes INT, Total votes INT, Result VARCHAR) CREATE TABLE 1900-1912 (1900-1912_id AUTO_INCREMENT PRIMARY KEY, Average population (x 1,000) INT, Live births INT, Deaths INT, Natural change INT, Crude birth rate (per 1,000) INT, Crude death rate (per 1,000) INT, Natural change (per 1,000) INT) CREATE TABLE table_of_federal_taxation_and_spending_by_state (table_of_federal_taxation_and_spending_by_state_id AUTO_INCREMENT PRIMARY KEY, Rank INT, State VARCHAR, Revenue (millions) VARCHAR, Population INT, Revenue per capita VARCHAR, Spending (millions) VARCHAR, Spending per capita VARCHAR, Net contribution per capita VARCHAR, Presidential majority 2000/2004 VARCHAR, Presidential majority 2008 VARCHAR, Presidential majority 2012 VARCHAR, Obamacare: Fed/ State/ Partnership VARCHAR) CREATE TABLE lpga_tour_wins_13 (lpga_tour_wins_13_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Tournament VARCHAR, Winning score VARCHAR, Margin of victory VARCHAR, Runner(s)-up VARCHAR) CREATE TABLE doubles_statistics (doubles_statistics_id AUTO_INCREMENT PRIMARY KEY, Tournament VARCHAR, 2006 VARCHAR, 2007 VARCHAR, 2008 VARCHAR, 2009 VARCHAR, 2010 VARCHAR, 2011 VARCHAR, 2012 VARCHAR)  
SELECT COUNT Revenue (millions) FROM table_of_federal_taxation_and_spending_by_state WHERE Spending per capita = $6,736